Power Amplifiers Questions and Answers

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Showing 10 of 55 questions
Q51
The efficiency of any amplifier is the ratio of signal output power to signal input power.
  • A TRUE
  • B FALSE
Answer: Option B
Q52
A class A amplifier conducts 180° of the cycle.
  • A TRUE
  • B FALSE
Answer: Option B
Q53
The class C amplifier is biased below cutoff.
  • A TRUE
  • B FALSE
Answer: Option A
Q54
Class B amplifiers are usually operated in push-pull to obtain an output that is a near replica of the input signal.
  • A TRUE
  • B FALSE
Answer: Option A
Q55
In a large-signal amplifier, the ac signal only needs to move over a small percentage of the total ac load line.
  • A TRUE
  • B FALSE
Answer: Option B

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